Rosalio is a distinctive boys' name in United States, ranking #10402 in 2015 with 7 recorded births. The name reached its all-time peak in 2000 with 27 births ranking #3209. Since 1996, the popularity has decreased by 73.1%. In 2015, approximately 1 in every 273,751 boys born was named Rosalio. STABLE Recent data shows the name is currently stable.